题目：
“In times of heavy weather, it is extremely dangerous if manning is very short” This sentence means （）.
A.In times of heavy weather, it is extremely dangerous if a seaman is not enough tall
B.In times of heavy weather, it is extremely dangerous if a crew is very short
C.In case of bad weather, it is particularly dangerous if there is a shortage in personnel
D.In case of bad weather, it is particularly dangerous if there are enough personnel
答案：
参考答案：C
